6111661005029 has 8 divisors (see below), whose sum is σ = 6377572848192. Its totient is φ = 5845764782880.

The previous prime is 6111661005017. The next prime is 6111661005041. The reversal of 6111661005029 is 9205001661116.

It is an interprime number because it is at equal distance from previous prime (6111661005017) and next prime (6111661005041).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6111661005029 - 2⁴ = 6111661005013 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 6111661004983 and 6111661005001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6111661005049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3102224 + ... + 4674089.

It is an arithmetic number, because the mean of its divisors is an integer number (797196606024).

Almost surely, 2^{6111661005029} is an apocalyptic number.

It is an amenable number.

6111661005029 is a deficient number, since it is larger than the sum of its proper divisors (265911843163).

6111661005029 is a wasteful number, since it uses less digits than its factorization.

6111661005029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7810507.

The product of its (nonzero) digits is 19440, while the sum is 38.

The spelling of 6111661005029 in words is "six trillion, one hundred eleven billion, six hundred sixty-one million, five thousand, twenty-nine".